IBAFLang/IBAF-Tests/IBAF-1/fibfun.ibaf

fun fib(n) {
    if (n <= 1) {
        return n;
    }
    return fib(n-1) + fib(n-2);
}

int n = 0;

while (n < 8) {
    print(fib(n));
    n = n + 1;
}